From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6C2F92D781B for ; Fri, 9 Oct 2026 02:40:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791513619; cv=none; b=klX3qzECSWTeAnhpOVYOITCqJU0xpFUpNnGXWXWTwv7CtQ4LS1EcH7IULQB12DaQeb+/os8nvGQaFrcf9AY/Q9rHy1FK/sPON3J/zj/gGqd9uWPC5VQs19yJWVK89KfH49UWPxDz4YWXjv2Bh7D7xmuqboIS0mkfkkAkJv8W/1s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791513619; c=relaxed/simple; bh=U1npSJzejD5mBi1v3j4ledYzhzb7UttD01lckDzSJgM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Pa2trfVf7lZBu2BNSO1qqNUy2M/lDN+hqovkxnxdzcDIu66tazBqewDQrNGfEsweQwvp0Z6j66yZJz3AcOvt1yYLevLK+75uawTQQB2tFYvlIhrwuQ2jBQX7a4tBMu5Xa/0fJ72ICKffp8DUl8bUtxhM1UOP4TVhyAn39DqNRfk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=GhTIjZaf; arc=none smtp.client-ip=192.198.163.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="GhTIjZaf" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1791513616; x=1823049616; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=U1npSJzejD5mBi1v3j4ledYzhzb7UttD01lckDzSJgM=; b=GhTIjZafquIS0jrH0Sm+qRtjzk0lweRckopbiEbI46USacPCuRVOV90R q1xJqgOehyEi3cBUD83DYyY7WXZwT1y1A0pJZGf4D9T0zJhvJxd8A+hCl mxyC+b5ilT6aGMJZj4ZlW+Z/seDC49doIr29rr+XdLlmRsnBlRBJ5bfC5 ePCtzECyxA9Hy2pDZ2/ip1B3S0P8/2YVkUUu37CPze9OYxWXHsazawCyB EeAZjxYyGCy4NatnxkhPfAHaspJmqmG6z4oDJGcRP0dQ6l+lPM4znJrA1 /zjbdI0lJz+ZLiVrvP9rAlVOMSK8DhUbu9ybwlwz9RPv3pLhpLmHZL/01 w==; X-CSE-ConnectionGUID: 55J4zbH1RyGIjdh2sr+51g== X-CSE-MsgGUID: uzYH7VWFRz2wjSaLzPQUiw== X-IronPort-AV: E=McAfee;i="6800,10657,11929"; a="312476" X-IronPort-AV: E=Sophos;i="6.27,147,1787036400"; d="scan'208";a="312476" Received: from fmviesa004.fm.intel.com ([10.60.135.144]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Oct 2026 19:40:16 -0700 X-CSE-ConnectionGUID: NKB6IehzQ2+GXVXta22VSw== X-CSE-MsgGUID: gByQKVSEQGSzQsBZiCzfjw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,147,1787036400"; d="scan'208";a="280369" Received: from lkp-server01.sh.intel.com (HELO 0caa9d2d175c) ([10.239.97.150]) by fmviesa004.fm.intel.com with ESMTP; 08 Oct 2026 19:40:13 -0700 Received: from kbuild by 0caa9d2d175c with local (Exim 4.98.2) (envelope-from ) id 1xF0Wn-000000005Ce-2mWk; Fri, 09 Oct 2026 02:40:09 +0000 Date: Fri, 9 Oct 2026 10:40:07 +0800 From: kernel test robot To: Suhaas Joshi , sj@kernel.org, akpm@linux-foundation.org, aethernet65535@gmail.com Cc: oe-kbuild-all@lists.linux.dev, damon@lists.linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 2/2] mm/damon/core: Copy only installed probe in damon_split_region_at() Message-ID: <202610091039.fhMXCn7d-lkp@intel.com> References: <20261008151944.113714-3-suhaas@s-joshi.in> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261008151944.113714-3-suhaas@s-joshi.in> Hi Suhaas, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] url: https://github.com/intel-lab-lkp/linux/commits/Suhaas-Joshi/mm-damon-core-Copy-only-installed-probe-in-damon_split_region_at/20261008-204926 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20261008151944.113714-3-suhaas%40s-joshi.in patch subject: [PATCH v2 2/2] mm/damon/core: Copy only installed probe in damon_split_region_at() config: csky-randconfig-1001-20261009 (https://download.01.org/0day-ci/archive/20261009/202610091039.fhMXCn7d-lkp@intel.com/config) compiler: csky-linux-gcc (GCC) 9.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261009/202610091039.fhMXCn7d-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202610091039.fhMXCn7d-lkp@intel.com/ All error/warnings (new ones prefixed by >>): In file included from mm/damon/core.c:4295: mm/damon/tests/core-kunit.h: In function 'damon_test_last_region_quota_reset': >> mm/damon/tests/core-kunit.h:2519:38: error: passing argument 1 of 'damos_skip_charged_region' from incompatible pointer type [-Werror=incompatible-pointer-types] 2519 | skipped = damos_skip_charged_region(t, r2, &s, min_region_sz); | ^ | | | struct damon_target * mm/damon/core.c:2500:57: note: expected 'struct damon_ctx *' but argument is of type 'struct damon_target *' 2500 | static bool damos_skip_charged_region(struct damon_ctx *ctx, | ~~~~~~~~~~~~~~~~~~^~~ In file included from mm/damon/core.c:4295: mm/damon/tests/core-kunit.h:2519:41: error: passing argument 2 of 'damos_skip_charged_region' from incompatible pointer type [-Werror=incompatible-pointer-types] 2519 | skipped = damos_skip_charged_region(t, r2, &s, min_region_sz); | ^~ | | | struct damon_region * mm/damon/core.c:2501:32: note: expected 'struct damon_target *' but argument is of type 'struct damon_region *' 2501 | struct damon_target *t, | ~~~~~~~~~~~~~~~~~~~~~^ In file included from mm/damon/core.c:4295: mm/damon/tests/core-kunit.h:2519:45: error: passing argument 3 of 'damos_skip_charged_region' from incompatible pointer type [-Werror=incompatible-pointer-types] 2519 | skipped = damos_skip_charged_region(t, r2, &s, min_region_sz); | ^~ | | | struct damos * mm/damon/core.c:2502:32: note: expected 'struct damon_region *' but argument is of type 'struct damos *' 2502 | struct damon_region *r, struct damos *s, | ~~~~~~~~~~~~~~~~~~~~~^ In file included from mm/damon/core.c:4295: >> mm/damon/tests/core-kunit.h:2519:49: warning: passing argument 4 of 'damos_skip_charged_region' makes pointer from integer without a cast [-Wint-conversion] 2519 | skipped = damos_skip_charged_region(t, r2, &s, min_region_sz); | ^~~~~~~~~~~~~ | | | long unsigned int mm/damon/core.c:2502:49: note: expected 'struct damos *' but argument is of type 'long unsigned int' 2502 | struct damon_region *r, struct damos *s, | ~~~~~~~~~~~~~~^ In file included from mm/damon/core.c:4295: >> mm/damon/tests/core-kunit.h:2519:12: error: too few arguments to function 'damos_skip_charged_region' 2519 | skipped = damos_skip_charged_region(t, r2, &s, min_region_sz); | ^~~~~~~~~~~~~~~~~~~~~~~~~ mm/damon/core.c:2500:13: note: declared here 2500 | static bool damos_skip_charged_region(struct damon_ctx *ctx, | ^~~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/damos_skip_charged_region +2519 mm/damon/tests/core-kunit.h 79500f5843f453 Donggeun Yoo 2026-09-28 2489 18793c04abe665 Liew Rui Yan 2026-10-05 2490 static void damon_test_last_region_quota_reset(struct kunit *test) 18793c04abe665 Liew Rui Yan 2026-10-05 2491 { 18793c04abe665 Liew Rui Yan 2026-10-05 2492 struct damos s = {0}; 18793c04abe665 Liew Rui Yan 2026-10-05 2493 struct damon_target *t; 18793c04abe665 Liew Rui Yan 2026-10-05 2494 struct damon_region *r1, *r2; 18793c04abe665 Liew Rui Yan 2026-10-05 2495 unsigned long min_region_sz = 1; 18793c04abe665 Liew Rui Yan 2026-10-05 2496 bool skipped; 18793c04abe665 Liew Rui Yan 2026-10-05 2497 18793c04abe665 Liew Rui Yan 2026-10-05 2498 t = damon_new_target(); 18793c04abe665 Liew Rui Yan 2026-10-05 2499 if (!t) 18793c04abe665 Liew Rui Yan 2026-10-05 2500 kunit_skip(test, "target alloc fail"); 18793c04abe665 Liew Rui Yan 2026-10-05 2501 18793c04abe665 Liew Rui Yan 2026-10-05 2502 r1 = damon_new_region(0, 100); 18793c04abe665 Liew Rui Yan 2026-10-05 2503 if (!r1) { 18793c04abe665 Liew Rui Yan 2026-10-05 2504 damon_free_target(t); 18793c04abe665 Liew Rui Yan 2026-10-05 2505 kunit_skip(test, "region 1 alloc fail"); 18793c04abe665 Liew Rui Yan 2026-10-05 2506 } 18793c04abe665 Liew Rui Yan 2026-10-05 2507 damon_add_region(r1, t); 18793c04abe665 Liew Rui Yan 2026-10-05 2508 18793c04abe665 Liew Rui Yan 2026-10-05 2509 r2 = damon_new_region(100, 200); 18793c04abe665 Liew Rui Yan 2026-10-05 2510 if (!r2) { 18793c04abe665 Liew Rui Yan 2026-10-05 2511 damon_free_target(t); 18793c04abe665 Liew Rui Yan 2026-10-05 2512 kunit_skip(test, "region 2 alloc fail"); 18793c04abe665 Liew Rui Yan 2026-10-05 2513 } 18793c04abe665 Liew Rui Yan 2026-10-05 2514 damon_add_region(r2, t); 18793c04abe665 Liew Rui Yan 2026-10-05 2515 18793c04abe665 Liew Rui Yan 2026-10-05 2516 s.quota.charge_target_from = t; 18793c04abe665 Liew Rui Yan 2026-10-05 2517 s.quota.charge_addr_from = r1->ar.end; 18793c04abe665 Liew Rui Yan 2026-10-05 2518 18793c04abe665 Liew Rui Yan 2026-10-05 @2519 skipped = damos_skip_charged_region(t, r2, &s, min_region_sz); 18793c04abe665 Liew Rui Yan 2026-10-05 2520 18793c04abe665 Liew Rui Yan 2026-10-05 2521 /* 'r2' is not processed, it should not skip */ 18793c04abe665 Liew Rui Yan 2026-10-05 2522 KUNIT_EXPECT_EQ(test, skipped, false); 18793c04abe665 Liew Rui Yan 2026-10-05 2523 18793c04abe665 Liew Rui Yan 2026-10-05 2524 /* 'r2' is last region, it should reset charge_{target,addr}_from */ 18793c04abe665 Liew Rui Yan 2026-10-05 2525 KUNIT_EXPECT_PTR_EQ(test, s.quota.charge_target_from, NULL); 18793c04abe665 Liew Rui Yan 2026-10-05 2526 KUNIT_EXPECT_EQ(test, s.quota.charge_addr_from, 0); 18793c04abe665 Liew Rui Yan 2026-10-05 2527 18793c04abe665 Liew Rui Yan 2026-10-05 2528 damon_free_target(t); 18793c04abe665 Liew Rui Yan 2026-10-05 2529 } 18793c04abe665 Liew Rui Yan 2026-10-05 2530 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki